<section class="page-header internal">
    <h1 class="project-name"><a routerLink="/">ng2-first-tree</a></h1>
    <h2 class="project-tagline">{{ tagline }}</h2>
    <a routerLinkActive="active" routerLink="/home" class="btn">首页</a>
    <a routerLinkActive="active" routerLink="/demo" class="btn">快速开始</a>
    <a routerLinkActive="active" routerLink="/examples" class="btn">例子</a>
    <a routerLinkActive="active" routerLink="/document" class="btn">文档</a>
    <a target="_blank" href="https://github.com/wang-cola/ng2-first-tree" class="btn">查看 GitHub</a>
</section>